def uniform_f(self, name, values):
loc = glGetUniformLocation(self._handle, name)
assert loc >= 0
values = _np.ascontiguousarray(_np.atleast_2d(values), _np.float32)
n, m = values.shape
functions = [glProgramUniform1fv, glProgramUniform2fv, glProgramUniform3fv, glProgramUniform4fv]
gl_program_uniform_fv = functions[m - 1]
gl_program_uniform_fv(self._handle, loc, n, values)
def uniform_f(self, name, values):
loc = glGetUniformLocation(self._handle, name)
assert loc >= 0
values = _np.ascontiguousarray(_np.atleast_2d(values), _np.float32)
n, m = values.shape
functions = [glProgramUniform1fv, glProgramUniform2fv, glProgramUniform3fv, glProgramUniform4fv]
gl_program_uniform_fv = functions[m - 1]
gl_program_uniform_fv(self._handle, loc, n, values)
def uniform_matrix_f(self, name, mat, transpose=True):
loc = glGetUniformLocation(self._handle, name)
assert loc >= 0
mat = _np.float32(mat)
if mat.ndim < 3:
mat = mat[_np.newaxis, ...]
assert mat.shape[1] == mat.shape[2], 'Matrix is not square!'
functions = [glUniformMatrix2fv, glUniformMatrix3fv, glUniformMatrix4fv]
gl_uniform_matrix_nfv = functions[mat.shape[1] - 2]
values = _np.ascontiguousarray(mat, _np.float32)
gl_uniform_matrix_nfv(loc, len(mat), transpose, values)
def uniform_matrix_f(self, name, mat, transpose=True):
loc = glGetUniformLocation(self._handle, name)
assert loc >= 0
mat = _np.float32(mat)
if mat.ndim < 3:
mat = mat[_np.newaxis, ...]
assert mat.shape[1] == mat.shape[2], 'Matrix is not square!'
functions = [glUniformMatrix2fv, glUniformMatrix3fv, glUniformMatrix4fv]
gl_uniform_matrix_nfv = functions[mat.shape[1] - 2]
values = _np.ascontiguousarray(mat, _np.float32)
gl_uniform_matrix_nfv(loc, len(mat), transpose, values)
def uniform_i(self, name, values):
loc = glGetUniformLocation(self._handle, name)
if loc < 0:
logger.warn('Uniform "{}" has location={}.'
' (The reason maybe in name mismatch or simply compiler optimization)'
.format(name, loc))
return
values = _np.ascontiguousarray(_np.atleast_2d(values), _np.int32)
n, m = values.shape
functions = [glProgramUniform1iv, glProgramUniform2iv, glProgramUniform3iv, glProgramUniform4iv]
gl_program_uniform_iv = functions[m - 1]
gl_program_uniform_iv(self._handle, loc, n, values)
def uniform_i(self, name, values):
loc = glGetUniformLocation(self._handle, name)
if loc < 0:
logger.warn('Uniform "{}" has location={}.'
' (The reason maybe in name mismatch or simply compiler optimization)'
.format(name, loc))
return
values = _np.ascontiguousarray(_np.atleast_2d(values), _np.int32)
n, m = values.shape
functions = [glProgramUniform1iv, glProgramUniform2iv, glProgramUniform3iv, glProgramUniform4iv]
gl_program_uniform_iv = functions[m - 1]
gl_program_uniform_iv(self._handle, loc, n, values)
